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<td class="classHeaderTableLabel">Package</td><td><a onclick="javascript:loadClassListFrame('class-list.html')" href="package-detail.html">com.greensock.easing</a></td>
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<td class="classHeaderTableLabel">Class</td><td class="classSignature">public final  class BackIn</td>
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<td class="classHeaderTableLabel">Inheritance</td><td class="inheritanceList">BackIn <img class="inheritArrow" alt="Inheritance" title="Inheritance" src="../../../images/inherit-arrow.gif"> <a href="Ease.html">Ease</a></td>
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<p></p>
 Eases in with an overshoot, initially dipping below the starting value before accelerating towards the end.
 
 <p><strong>Copyright 2012, GreenSock. All rights reserved.</strong> This work is subject to the terms in <a href="http://www.greensock.com/terms_of_use.html">http://www.greensock.com/terms_of_use.html</a> or for corporate Club GreenSock members, the software agreement that was issued with the corporate membership.</p>
 
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<td class="summaryTablePaddingCol">&nbsp;</td><td class="summaryTableInheritanceCol">&nbsp;</td><td class="summaryTableSignatureCol"><a class="signatureLink" href="#ease">ease</a> : <a href="../easing/BackIn.html">BackIn</a>
<div class="summaryTableDescription">[static] The default ease instance which can be reused many times in various tweens in order to conserve memory and improve performance slightly compared to creating a new instance each time.</div>
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<a class="signatureLink" href="#BackIn()">BackIn</a>(overshoot:Number = 1.70158)</div>
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   Constructor
   
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<a class="signatureLink" href="#config()">config</a>(overshoot:Number = 1.70158):<a href="../easing/BackIn.html">BackIn</a>
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   Permits customization of the ease with various parameters.</div>
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<a class="signatureLink" href="#getRatio()">getRatio</a>(p:Number):Number</div>
<div class="summaryTableDescription"> 
   Translates the tween's progress ratio into the corresponding ease ratio.</div>
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<code>public static var ease:<a href="../easing/BackIn.html">BackIn</a></code><p> The default ease instance which can be reused many times in various tweens in order to conserve memory and improve performance slightly compared to creating a new instance each time. </p></div>
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<td class="detailHeaderName">BackIn</td><td class="detailHeaderParens">()</td><td class="detailHeaderType">constructor</td>
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<code>public function BackIn(overshoot:Number = 1.70158)</code><p>
   Constructor
   
   </p><span class="label">Parameters</span>
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<td width="20px"></td><td><code><span class="label">overshoot</span>:Number</code> (default = <code>1.70158</code>)<code></code> &mdash; affects the degree or strength of the overshoot (default: 1.70158)
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<code>public function config(overshoot:Number = 1.70158):<a href="../easing/BackIn.html">BackIn</a></code><p>
   Permits customization of the ease with various parameters.
   
   </p><span class="label">Parameters</span>
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<td width="20px"></td><td><code><span class="label">overshoot</span>:Number</code> (default = <code>1.70158</code>)<code></code> &mdash; affects the degree or strength of the overshoot (default: 1.70158)
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<span class="label">Returns</span>
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<td width="20"></td><td><code><a href="../easing/BackIn.html">BackIn</a></code> &mdash; 
                        new BackIn instance that is configured according to the parameters provided
   
                        
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<td class="detailHeaderName">getRatio</td><td class="detailHeaderParens">()</td><td class="detailHeaderType">method</td><td class="detailHeaderRule">&nbsp;</td>
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<code>public override function getRatio(p:Number):Number</code><p> 
   Translates the tween's progress ratio into the corresponding ease ratio. This is the heart of the Ease, where it does all its work.
   
   </p><span class="label">Parameters</span>
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<td width="20px"></td><td><code><span class="label">p</span>:Number</code> &mdash; progress ratio (a value between 0 and 1 indicating the progress of the tween/ease)
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<span class="label">Returns</span>
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<td width="20"></td><td><code>Number</code> &mdash; translated number
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